Home / 5,355.40-8,027.10-2,583.40

Finding the Fourth Proportional to 5,355.40, 8,027.10 and 2,583.40

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Solution

The fourth proportional to 5,355.40, 8,027.10 and 2,583.40 is: 3,872.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.40 : 8,027.10 = 2,583.40 : x
  2. Step 2: Convert to fraction form
    5,355.40/8,027.10 = 2,583.40/x
  3. Step 3: Cross multiply
    5,355.40x = 8,027.10 × 2,583.40
  4. Step 4: Simplify right side
    5,355.40x = 20,737,210.14
  5. Step 5: Solve for x
    x = 20,737,210.14/5,355.40
  6. Step 6: Final answer
    x = 3,872.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.